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Weather conditions on bar directly above are near Lakefront. Weather conditions with Moon are O'Hare (official).

Friday, September 4, 2015

Chicago Weather O'Hare Data Friday, September 4 2015

D
a
t
e
Time
(cst)
Wind
(mph)
Vis.
(mi.)
WeatherSky Cond.Temperature (ºF)Relative
Humidity
Wind
Chill
(°F)
Heat
Index
(°F)
PressurePrecipitation (in.)
AirDwpt6 houraltimeter
(in)
sea level
(mb)
1 hr3 hr6 hr
Max.

0423:51SE 510.00A Few CloudsFEW060 FEW110716787%NANA30.051017.2
0422:51E 610.00A Few CloudsFEW060 FEW110726784%NANA30.061017.5
0421:51E 510.00A Few CloudsFEW110 FEW250726784%NANA30.061017.3
0420:51E 610.00Partly CloudyFEW120 SCT250726682%NANA30.041017.1
0419:51E 810.00Partly CloudyFEW080 FEW120 SCT250736781%NANA30.021016.3
0418:51E 1010.00Partly CloudyFEW080 FEW130 SCT2507367857381%NANA30.031016.6
0417:51NE 1010.00Partly CloudyFEW080 FEW120 SCT250786769%NA8030.011015.9
0416:51E 810.00Mostly CloudyFEW045 SCT080 SCT120 BKN250806764%NA8230.011015.7
0415:51NE 910.00Mostly CloudyFEW045 SCT080 SCT110 BKN250806662%NA8230.001015.4
0414:51NE 1310.00Partly CloudyFEW034 FEW045 SCT080 SCT250836861%NA8630.001015.4
0413:51E 610.00Partly CloudyFEW045 SCT080 SCT250846961%NA8830.001015.5
0412:51Vrbl 310.00Partly CloudySCT043 SCT0808268836963%NA8530.021015.9
0411:51Calm10.00Mostly CloudyFEW022 SCT049 BKN085786769%NA8030.031016.5
0410:51Vrbl 310.00A Few CloudsFEW020 FEW065766672%NA7830.031016.6
0409:51Vrbl 610.00Mostly CloudyFEW018 BKN060756674%NANA30.031016.6
0408:51NE 610.00A Few CloudsFEW011 FEW047726682%NANA30.021016.1
0407:51E 710.00Partly CloudySCT047716684%NANA30.011015.8
0406:51Calm10.00A Few CloudsFEW050 FEW2506966716890%NANA29.991015.1
0405:51Calm10.00A Few CloudsFEW050696690%NANA29.981014.7
0404:51N 310.00FairCLR696690%NANA29.971014.3

Complete data after midnight (may be delayed 24-48 hours).

CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS

SUMMARY: Developing

Weather Underground Historical 24-Hour Weather Radar for Friday, September 4, 2015 …

Twitter group from National Weather Service Chicago, Local Chicago Media, and The Weather Channel.



CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...

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000
CDUS43 KLOT 050635
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT SAT SEP 5 2015


...................................

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 4 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         85   1257 PM  95    1983  79      6       85
                                      1960
                                      1954
  MINIMUM         68    503 AM  45    1997  59      9       71
                                      1982
  AVERAGE         77                        69      8       78

PRECIPITATION (IN)
  YESTERDAY        0.00          2.95 1894   0.12  -0.12     0.26
  MONTH TO DATE    T                         0.47  -0.47     0.63
  SINCE SEP 1      T                         0.47  -0.47     0.63
  SINCE JAN 1     23.62                     25.60  -1.98    32.71

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      T                         0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    0                         4     -4        0
  SINCE SEP 1      0                         4     -4        0
  SINCE JUL 1     18                        17      1        5

 COOLING
  YESTERDAY       12                         5      7       13
  MONTH TO DATE   57                        22     35       42
  SINCE SEP 1     57                        22     35       42
  SINCE JAN 1    698                       762    -64      757
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED     5.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           100 AM
 LOWEST     61           100 PM
 AVERAGE    76

..........................................................


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        98      1899
 MINIMUM TEMPERATURE (F)   59        44      1988
                                             1984


SUNRISE AND SUNSET
SEPTEMBER  5 2015.....SUNRISE   621 AM CDT   SUNSET   719 PM CDT
SEPTEMBER  6 2015.....SUNRISE   622 AM CDT   SUNSET   717 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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